Seiko Cal. 6625 - 309

Seiko 6625-309

The 6625-309 is a sought-after Solar piece from Seiko's golden era. Powered by the 6625 caliber with 24j jewels beating at 21,600 bph, it delivers a 37 hours power reserve. [seikata-wm-9b4719a2def8]

Also known as: Sumo, Navigator

Specifications

Movement
Solar
Case Material
Stainless Steel
Case Width
37mm
Case Thickness
15.7mm
Lug Width
18mm
Crystal
Hardlex
Bezel
Bidirectional
Water Resistance
60m
Dial Color
Blue Sunburst
Jewels
24j
Frequency
21,600 bph
Power Reserve
37 hours
Year
1973

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